Intel Core i7 1255U Análisis | 78 Datos comparados

The 12th Gen Intel Core i7-1255U is a versatile, 10-core mobile processor designed for thin-and-light laptops, achieving a high score of 1,496 in Nero benchmarks. It features excellent single-core speeds up to 4.7 GHz and strong integrated Iris Xe G7 graphics for productivity and media, though it can suffer from thermal throttling under sustained heavy workloads. The chip, which excels in AI tasks like photo tagging (46-50 photos/second), represents a high-value, energy-efficient option for modern mobile computing. For more details, visit Nero Score.

The Intel Core i7-1255U is a 10-core (2 E), 12-thread Alder Lake-U processor designed for thin-and-light laptops, featuring a 1.7 GHz base clock, 4.7 GHz boost, and integrated Iris Xe graphics. It offers strong single-threaded performance and efficiency for Linux-based workloads, supporting modern instruction sets like AVX2. While suitable for office tasks and light coding, the chip is thermally sensitive and often provides limited performance gains over the cheaper i5-1235U, making it a poor value proposition for high-load applications. For detailed performance data, visit OpenBenchmarking.

The Intel Core i7-1255U, detailed on PassMark Software CPU Benchmarks, is a 12th-generation Alder Lake laptop processor featuring a hybrid architecture with 10 cores (2 Performance, 8 Efficient) and 12 threads, designed for thin-and-light laptops. It features a 12 MB L3 cache, a base 15W TDP (scalable to 55W), and integrated Intel Iris Xe Graphics. Key pros include the hybrid architecture for energy efficiency, with a 15W TDP that optimizes battery life and reduces heat in slim designs. Additionally, it offers solid single-threaded performance and supports both DDR4 and DDR5 memory. Cons include limited multi-threaded performance due to only having 2 performance cores, making it less suitable for heavy rendering compared to higher-wattage P- or H-series chips. Data shows that newer generations, such as the i7-1355U, provide higher performance in similar power envelopes.

According to LaptopMedia, the Intel Core i7-1255U (15W) holds a clear advantage over the i7-1250U (9W) in both processing and graphics, scoring roughly 12% higher in Cinebench 20 and 21–23% higher in 3DMark/Unigine tests. While the 15W chip offers superior performance for creative tasks and gaming, its capabilities are highly reliant on the laptop's specific cooling solution. Conversely, the 9W i7-1250U, while slower, provides more stable, consistent performance in ultra-thin, enterprise-focused designs.

The LaptopMedia comparison between the 15W Intel Core i7-1255U (Alder Lake) and the 45W Core i7-11800H (Tiger Lake) highlights a significant shift in architecture and efficiency, with the ULV processor performing well beyond its power envelope. While the i7-11800H dominates in 3D rendering—outperforming the i7-1255U by approximately 55% with 8 full-performance cores and a 24MB L3 cache—the i7-1255U offers exceptional 2D performance, matching or exceeding the older chip in Photoshop, as noted in the analysis. The i7-1255U, lauded for its efficiency and DDR5 support, provides a "pro" of better battery and cooler operation, contrasted with the i7-11800H’s "pro" of raw multi-core power, despite the latter's high, cooling-intensive 45W+ TDP.

The Intel Core i7-1255U is a 10-core (2 E), 12-thread Alder Lake-U processor designed for thin and light laptops, offering strong single-core performance suitable for daily responsiveness and a capable Iris Xe GPU. While efficient, the processor's performance is heavily influenced by the specific laptop's cooling solution, leading to a potential 20% variance and performance throttling under sustained heavy loads. Benchmarks indicate solid productivity capabilities with a Cinebench R23 multi-core score around 9,988, though it offers only minor improvements over the lower-tier Core i5-1235U. Copy

The Intel Core i7-1250U and i7-1255U are both 10-core, 12-thread processors, with the 9W i7-1250U serving as a "stable" option for ultra-thin devices, offering a pro of consistent performance while facing a con of lower peak power. Conversely, the 15W i7-1255U provides higher performance, holding a 12% advantage in Cinebench 20 and up to 23% in graphic tasks, though it requires better cooling. While the 15W chip is generally superior for demanding workloads, the 1250U is preferred for specialized enterprise use requiring cool, consistent operation. Copy

LaptopMedia compares the 15W Intel Core i7-1255U (Alder Lake) and the 45W Core i7-11800H (Tiger Lake), highlighting a shift from raw performance to high-efficiency, hybrid architecture in mobile computing. While the 11800H dominates in 3D rendering with a 55% advantage due to its higher power limit and core count, the i7-1255U wins in 2D Adobe Photoshop benchmarks, proving superior single-core IPC. The i7-1255U’s pros include exceptional efficiency and battery life, with cons limited to lower sustained multi-core output; therefore, it serves thin-and-lights well while the 11800H remains superior for workstations.

According to a LaptopMedia comparison, the Alder Lake Intel Core i7-1255U outperforms the older Tiger Lake i7-1195G7, offering higher efficiency and a 10-core (2 E) design against the 4-core i7-1195G7. The i7-1255U’s primary pros include a 25% performance advantage in benchmarks and better RAM support, while the i7-1195G7's main con is severe thermal throttling that limits its performance potential. While the older chip provides a higher 5.0GHz clock speed, the i7-1255U is identified as the superior choice for productivity due to superior multi-core power, faster LPDDR5-5200 support, and enhanced power efficiency.